class_docstr: Patch a callback output value
  
  Act like a proxy of the output prop value on the frontend.
  
  Supported prop types: Dictionaries and lists.
docstr: Merge a dict or keyword arguments with another dictionary
docstr_tok: ["Merge","a","dict","or","keyword","arguments","with","another","dictionary"]
code: def update(self, E=None, **F):
      """Merge a dict or keyword arguments with another dictionary"""
      value = E or {}
      value.update(F)
      self._operations.append(
          _operation("Merge", self._location, value=value)
      )
  
label_desc: Use image node_id 24 for calling the Patch obj's underlying member method code with example usage: obj.update(E) without return types